Automatic centering unit of bearing casing on edger roll

专利摘要:
The present invention relates to a centering device for aligning a bearing casing with a center line of a roll when disassembling various types of vertical rolls and bearing casings used for rolling. The bearing casing automatic centering device of the bread roll disassembly and assembly device includes a clamping device for fixing the bearing casing, a skid for supporting the bearing casing, a fine adjustment cylinder for adjusting the skids left and right, and a vertical adjustment of the skid. It includes a lifting motor for. The bearing casing automatic centering device can automatically center the bearing casing of the rolled rolling roll to the disassembly center line during the disassembly and assembly of the rolled roll. It is possible to prevent the deformation of the device due to.
公开号:KR20040044004A
申请号:KR1020020072494
申请日:2002-11-20
公开日:2004-05-27
发明作者:강용중；박인규；이계영；김영호
申请人:주식회사 포스코；
IPC主号:

专利说明:

Automated centering device for bearing casing of rolled roll disassembly system {AUTOMATIC CENTERING UNIT OF BEARING CASING ON EDGER ROLL}
[15] The present invention relates to a centering device for fitting a bearing casing to the centerline of a roll when disassembling or assembling various types of vertical rolls or edger rolls and bearing casings used for rolling.
[16] In general, if the bearing casing has a poor centering when disassembling the rolled roll, the torsion moment can be deformed by deviating from the center line of the roll and bearing casing. If the casing deviates from the assembly center line, scratches may occur due to the jamming during assembly work, so it is often necessary to disassemble and reassemble it.
[17] At present, after fixing the bearing casing by using crane and wire rope before disassembly or assembly work, the worker adjusts the work center line by hand, but the risk of safety accident in the whole city due to the weight of the bearing casing is always implied.
[18] In addition, since the skid of the disassembly and assembly apparatus is fixed, a specially manufactured jig may be used for the centering of the rolled roll of various sizes.
[19] The present invention has been made to solve the above problems, the object of which is to automatically center the bearing casing of the rolled roll to the disassembly center line, thereby eliminating the possibility of safety accidents in the whole city of the bearing casing during manual operation This is to prevent device deformation due to poor centering.
[1] Figure 1 is a perspective view showing the assembly of the rolled roll roll disassembly of the rolled state and the assembly of the bearing casing is completed using the automatic bearing casing centering device of the present invention
[2] Figure 2 is a perspective view showing a rolled roll disassembly and assembly apparatus of the roll casing roll and the bearing casing is completed using the automatic bearing casing centering apparatus of the present invention
[3] Figure 3 is an exploded perspective view of the bearing casing automatic centering device of the present invention
[4] 4a and 4b is a state diagram of the use of the bearing casing automatic centering device of the present invention
[5] ※ Explanation of code about main part of drawing ※
[6] 1: cylinder for disassembly and assembly 2: upper bearing casing clamping device
[7] 2a: clamping frame 2b: MC liner
[8] 2c: frame box 2d: clamping hydraulic cylinder
[9] 3: width rolling roll clamping device 4: lower bearing casing clamping device
[10] 5: skid 5a: skid frame
[11] 5b: MC liner 5l: sliding base frame
[12] 5m: screw 5n: screw housing
[13] 5q: screw frame 6: cable bayer
[14] 7: Cylinder for fine adjustment of skid 8: Motor for lifting and lowering skid
[20] Bearing casing automatic centering device of the rolled roll disassembly assembly apparatus of the present invention for achieving the above object is a clamping device for fixing the bearing casing, a skid for supporting the bearing casing, fine for adjusting the left and right skids And a lifting cylinder for adjusting the skid up and down.
[21] More specifically, in the bearing casing automatic centering device of the present invention, the clamping device is mounted on the clamping frame to which the MC liner protecting the surface of the bearing casing is fixed and the frame box of the clamping frame to advance the clamping frame. It is provided with a clamping hydraulic cylinder, the skid is a sliding base frame and the sliding base frame is mounted to the skid frame is fixed to the MC liner to protect the bearing casing and the bearing and rail for supporting the skid frame to move left and right. And a screw frame and a screw for supporting the movement, wherein the fine adjustment cylinder moves the skid frame to the left and right, and the lifting motor rotates the screw to move the sliding base frame up and down. The.
[22] Hereinafter, with reference to the drawings will be described in detail the automatic bearing casing automatic centering device of the rolled roll assembly assembly of the present invention.
[23] 1 and 2 are diagrams showing the rolled roll disassembly and assembly apparatus in the assembled and disassembled state of the rolled roll and the bearing casing using the bearing casing automatic centering device of the present invention, respectively.
[24] The blast roll disassembly assembly apparatus includes a disassembly cylinder (1) for disassembling or assembling the upper and lower bearing casings and the blast roll between them in an axial direction, and an upper bearing casing clamping device (2) for fixing the upper bearing casing. ), A width rolling roll clamping device 3 for fixing the rolled rolling roll, a lower bearing casing clamping device 4 for fixing the lower bearing casing, and a clamping device 2 for supporting the bearing casing and the rolled rolling roll 2. Skid (5) mounted to the lower portion of the, 3, 4, cable bayer (6), skid fine adjustment cylinder (7) mounted on the skid (5) for fine tuning the skid (5) and In addition, the skid (5) for lifting and lowering the skid 5 includes a motor (8).
[25] Figure 3 is an exploded perspective view of the automatic bearing casing centering apparatus of the present invention, the bearing casing automatic centering device will be described in more detail with reference to this drawing as follows.
[26] The bearing casing automatic centering device of the present invention is a bearing casing clamping device (2) for fixing the bearing casing, skid (5) on which the bearing casing is seated, skid fine adjustment for fine-tuning the left and right movement of the skid (5) A cylinder 7 and a skid raising and lowering motor 8 for adjusting the raising and lowering of the skid 5 are included.
[27] The clamping device 2 has a clamping frame 2a, an MC liner 2b fixed to the clamping frame 2a by fixing means such as bolts to protect the surface of the bearing casing during clamping, and the clamping frame A frame box 2c protecting (2a) and a cranking hydraulic cylinder 2d fixed to the frame box 2c by a connecting means such as a hinge.
[28] The skid 5 is fixed by a fixing means such as a bolt on the skid frame 5a to protect the bearing casing when the skid frame 5a is made by welding a plate such as an iron plate and the bearing casing is seated. MC liner 5b and four support blocks 5c supporting the skid frame 5a at the bottom of the skid frame 5a.
[29] In addition, the skid 5 has a planar array bearing 5d and a V array bearing 5e disposed below the block 5c, and a planar rail 5f supporting the bearings 5d and 5e, respectively. And a V-shaped rail 5g, a side guide 5h for guiding the bearings 5d and 5e linearly, and the rails 5f and 5g so that the bearings 5d and 5e do not deviate from the operating range. And a fixing block 5i fixed by fixing means such as a bolt at an end portion thereof.
[30] Furthermore, the skid 5 includes a block 5j under the skid frame 5a, a rod 5k at the end of the rod of the fine adjustment cylinder 7 connected to the lower groove of the block 5j, and the rail. A sliding base frame 5l for fixing and supporting 5f and 5g by fixing means such as bolts, a screw 5m and a screw housing 5n disposed at the lower center of the sliding base frame 5l, A screw frame is welded with liners 5o and 5p sliding together when the sliding base frame 5l is raised and lowered, and a groove 5r in which the screw 5m is clamped and supported by the screw housing 5n. (5q).
[31] On the other hand, the screw (5m) is connected to the skid lifting motor (8) to raise or lower the skid (5) while rotating in accordance with the operation of the motor (8).
[32] The clamping device (2) and the skid (5) is connected to the rod end of the disassembly assembly cylinder (1) which is fixed by the hinge can be moved in accordance with the operation of the disassembly assembly cylinder (1), The cable is guided to the cable bayer 6.
[33] Referring to Figures 1 and 2 showing the assembly completion state and the disassembly completion state of the blast roll and the bearing casing will be described the operation state of the blast roll disassembly assembly device.
[34] When the width rolling roll is seated on the skid (5), skid left and right centering by the fine adjustment cylinder (7), skid up and down centering is adjusted by the elevating motor (8) to center the bearing casing.
[35] Then, when each part is fixed by the clamping device (2, 3, 4) of the rolled roll and the upper and lower bearing casing, the disassembly work of separating the bearing casing from the fixed rolled roll while the two disassembly cylinders (1) are reversed. On the contrary, assembling work is performed in which the bearing casing is assembled to the rolling roll while the cylinder 1 moves forward.
[36] In order to prevent the deformation of the apparatus due to excessive force during disassembly or assembly, the pressure line of the cylinder 1 is provided with a safety valve capable of adjusting the pressure.
[37] Bearing casing automatic centering device of the exploded roll roll disassembly apparatus Figure 3 is an exploded perspective view of the automatic centering device and the bearing casing automatic centering device with reference to Figures 4a and 4b showing the use of the automatic bearing casing centering the upper bearing casing. The detailed description of the state of use is as follows.
[38] First, when the rolling roll is seated on the skid (5), the motor (8) installed in the screw frame (5q) is operated to operate the screw (5m), accordingly the sliding base frame (5l) is raised and lowered by the skid (5) Is raised and lowered to match the height of the bearing casing, and then the skid 5 is brought into close contact with the underside of the bearing casing.
[39] Then, the primary set pressure is applied to the pressure line in the clamping cylinder 2d of the clamping device 2 to temporarily fix the side of the bearing casing with the clamping device 2, and then finely fit the width of the bearing casing. The side of the bearing casing and the MC liner 5b are completely in contact with each other by pushing the block 5k and the block 5j connected thereto with the adjusting cylinder 7.
[40] Subsequently, the clamping cylinder 2d hinged to the frame box 2c of the clamping device 2 is operated so that the clamping frame 2a with the MC liner 2b for protecting the bearing casing moves forward, and the bearing casing moves forward. Secure it completely.
[41] At this time, the pressure acting on the clamping cylinder (2d) is a secondary set pressure, a warning lamp and a relief valve by a pressure switch is installed in the pressure line of the cylinder so that excessive force is not applied during disassembly or assembly.
[42] Since the centering operation of the bearing casing is performed by using the bearing casing automatic centering device of the present invention having a screw for vertical adjustment and a cylinder for horizontal adjustment, the torsional moment caused by the poor centering of the bearing casing during disassembly. Deformation of the device can be prevented, and the occurrence of scratches due to the pinching of the roll and bearing casing during the assembly work can be prevented.
[43] In addition, it is possible to prevent safety accidents that may occur due to the conduction of the bearing casing during manual operation.
[44] Furthermore, the skid in the bearing casing automatic centering device of the present invention can be applied to the centering of the rolled rolls of various sizes because the skid is adjustable in the existing fixed type.

权利要求:
Claims (2)
[1" claim-type="Currently amended] In the disassembly and assembly apparatus of the rolling roll,
A clamping device for fixing the bearing casing of the rolled roll;
A skid for stably supporting the bearing casing;
Fine-adjusting cylinder for adjusting the skid from side to side;
Bearing casing automatic centering device comprising a lifting motor for adjusting the skid up and down.
[2" claim-type="Currently amended] The method of claim 1,
The clamping device includes a clamping frame to which the MC liner protecting the surface of the bearing casing is fixed, and a clamping hydraulic cylinder mounted to the frame box of the clamping frame to advance the clamping frame forward and backward.
The skid is a skid frame to which the MC liner protecting the bearing casing is fixed, a sliding base frame to which a bearing and a rail to support the skid frame to move left and right, and a screw to support the sliding base frame to move up and down. With frame and screw,
The fine adjustment cylinder moves the skid frame left and right,
The lifting and lowering motor rotates the screw to automatically move the sliding base frame up and down, characterized in that the bearing casing automatic centering device.

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同族专利:

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公开号 | 公开日

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KR100911436B1|2009-08-11|

引用文献:

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公开号 | 申请日 | 公开日 | 申请人 | 专利标题

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法律状态:
2002-11-20|Application filed by 주식회사 포스코

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2002-11-20|Priority to KR1020020072494A

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2004-05-27|Publication of KR20040044004A

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2009-08-11|Application granted

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2009-08-11|Publication of KR100911436B1

优先权:

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申请号 | 申请日 | 专利标题

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KR1020020072494A|KR100911436B1|2002-11-20|2002-11-20|Automatic centering unit of bearing casing on edger roll|